diff --git a/src/lib.rs b/src/lib.rs
index 015d716..32a888c 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -15,6 +15,12 @@ pub struct Icechip<T> {
     epoch: Option<u64>
 }
 
+impl fmt::Display for Icechip<T> {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "{}", self.into::<T>());
+    }
+}
+
 impl Into<u64> for Icechip<u64> {
     fn into(self) -> u64 {
         let mut ret: u64 = self.timestamp.checked_shl(23).unwrap();
@@ -63,8 +69,8 @@ impl<T> Icechip<T> {
     }
 
     // the offset will get subtracted from the unix epoch before being used in the Icechip.
-    pub fn set_epoch_offset(mut self, offset: u64) {
-        self.epoch = Some(UNIX_EPOCH - offset);
+    pub fn set_epoch(mut self, epoch: u64) {
+        self.epoch = Some(epoch);
     }
 
     pub fn tick(&self) -> Icechip<T> {
@@ -72,7 +78,7 @@ impl<T> Icechip<T> {
             - if current timestamp in relation to self does not equal self, return an updated value, else increment the sequence
             - if sequence is going to overflow, sleep 1 ms
         */
-        match SystemTime::now().duration_since(UNIX_EPOCH) {
+        match SystemTime::now().duration_since(UNIX_EPOCH).as_millis() {
             Ok(o) => {
                 match self.version {
                     Version::ENHANCED => {
@@ -104,7 +110,11 @@ impl<T> Icechip<T> {
                         }
                     },
                     Version::EXTENDED => {
-                        if self.timestamp == o {
+                        let curr_ts = match self.epoch {
+                            Some(s) => (o - s),
+                            None => o,
+                        }
+                        if self.timestamp == curr_ts {
                             if (self.sequence_id + 1) > u32::MAX {
                                 std::thread::sleep(std::time:Duration::from_millis(1));
                                 return self.tick();